How to use the easygui.boxes.base_boxes.bindArrows function in easygui

# ------------------ ok button -------------------------------
    okButton = tk.Button(buttonsFrame, takefocus=1, text="OK")
    bindArrows(okButton)
    okButton.pack(
        expand=1, side=tk.LEFT, padx='3m', pady='3m', ipadx='2m', ipady='1m')

    # for the commandButton, bind activation events to the activation event
    # handler
    commandButton = okButton
    handler = __enterboxGetText
    for selectionEvent in global_state.STANDARD_SELECTION_EVENTS:
        commandButton.bind("<{}>".format(selectionEvent), handler)

    # ------------------ cancel button -------------------------------
    cancelButton = tk.Button(buttonsFrame, takefocus=1, text="Cancel")
    bindArrows(cancelButton)
    cancelButton.pack(
        expand=1, side=tk.RIGHT, padx='3m', pady='3m', ipadx='2m', ipady='1m')

    # for the commandButton, bind activation events to the activation event
    # handler
    commandButton = cancelButton
    handler = __enterboxCancel
    for selectionEvent in global_state.STANDARD_SELECTION_EVENTS:
        commandButton.bind("<{}>".format(selectionEvent), handler)

    # ------------------- time for action! -----------------
    entryWidget.focus_force()  # put the focus on the entryWidget
    boxRoot.deiconify()
    boxRoot.mainloop()  # run it!

    # -------- after the run has completed ----------------------------------

def create_cancel_button(self):
        cancelButton = tk.Button(self.buttonsFrame, takefocus=tk.YES,
                                 text="Cancel", height=1, width=6)
        bindArrows(cancelButton)
        cancelButton.pack(expand=tk.NO, side=tk.LEFT, padx='2m', pady='1m',
                          ipady="1m", ipadx="2m")
        cancelButton.bind("", self.cancel_pressed)
        cancelButton.bind("", self.cancel_pressed)
        # self.cancelButton.bind("", self.cancel_pressed)

selectAllButton = tk.Button(
            self.buttonsFrame, text="Select All", height=1, width=6)
        selectAllButton.pack(expand=tk.NO, side=tk.LEFT, padx='2m',
                             pady='1m',
                             ipady="1m", ipadx="2m")

        clearAllButton = tk.Button(self.buttonsFrame, text="Clear All",
                                   height=1, width=6)
        clearAllButton.pack(expand=tk.NO, side=tk.LEFT,
                            padx='2m', pady='1m',
                            ipady="1m", ipadx="2m")

        selectAllButton.bind("", self.choiceboxSelectAll)
        bindArrows(selectAllButton)
        clearAllButton.bind("", self.choiceboxClearAll)
        bindArrows(clearAllButton)

# --------- entryWidget ----------------------------------------------
    entryWidget = tk.Entry(entryFrame, width=40)
    bindArrows(entryWidget)
    entryWidget.configure(
        font=(global_state.PROPORTIONAL_FONT_FAMILY, global_state.TEXT_ENTRY_FONT_SIZE))
    if mask:
        entryWidget.configure(show=mask)
    entryWidget.pack(side=tk.LEFT, padx="3m")
    entryWidget.bind("", __enterboxGetText)
    entryWidget.bind("", __enterboxCancel)
    # put text into the entryWidget
    entryWidget.insert(0, __enterboxDefaultText)

    # ------------------ ok button -------------------------------
    okButton = tk.Button(buttonsFrame, takefocus=1, text="OK")
    bindArrows(okButton)
    okButton.pack(
        expand=1, side=tk.LEFT, padx='3m', pady='3m', ipadx='2m', ipady='1m')

    # for the commandButton, bind activation events to the activation event
    # handler
    commandButton = okButton
    handler = __enterboxGetText
    for selectionEvent in global_state.STANDARD_SELECTION_EVENTS:
        commandButton.bind("<{}>".format(selectionEvent), handler)

    # ------------------ cancel button -------------------------------
    cancelButton = tk.Button(buttonsFrame, takefocus=1, text="Cancel")
    bindArrows(cancelButton)
    cancelButton.pack(
        expand=1, side=tk.RIGHT, padx='3m', pady='3m', ipadx='2m', ipady='1m')

def create_ok_button(self):

        self.buttonsFrame = tk.Frame(self.boxRoot)
        self.buttonsFrame.pack(side=tk.TOP, expand=tk.YES, pady=0)

        # put the buttons in the self.buttonsFrame
        okButton = tk.Button(self.buttonsFrame, takefocus=tk.YES,
                             text="OK", height=1, width=6)
        bindArrows(okButton)
        okButton.pack(expand=tk.NO, side=tk.RIGHT, padx='2m', pady='1m',
                      ipady="1m", ipadx="2m")

        # for the commandButton, bind activation events
        okButton.bind("", self.ok_pressed)
        okButton.bind("", self.ok_pressed)
        okButton.bind("", self.ok_pressed)

entryFrame.pack(side=tk.TOP, fill=tk.BOTH)

    # ------------- define the buttonsFrame ---------------------------------
    buttonsFrame = tk.Frame(master=boxRoot)
    buttonsFrame.pack(side=tk.TOP, fill=tk.BOTH)

    # -------------------- the msg widget ----------------------------
    messageWidget = tk.Message(messageFrame, width="4.5i", text=msg)
    messageWidget.configure(
        font=(global_state.PROPORTIONAL_FONT_FAMILY, global_state.PROPORTIONAL_FONT_SIZE))
    messageWidget.pack(
        side=tk.RIGHT, expand=1, fill=tk.BOTH, padx='3m', pady='3m')

    # --------- entryWidget ----------------------------------------------
    entryWidget = tk.Entry(entryFrame, width=40)
    bindArrows(entryWidget)
    entryWidget.configure(
        font=(global_state.PROPORTIONAL_FONT_FAMILY, global_state.TEXT_ENTRY_FONT_SIZE))
    if mask:
        entryWidget.configure(show=mask)
    entryWidget.pack(side=tk.LEFT, padx="3m")
    entryWidget.bind("", __enterboxGetText)
    entryWidget.bind("", __enterboxCancel)
    # put text into the entryWidget
    entryWidget.insert(0, __enterboxDefaultText)

    # ------------------ ok button -------------------------------
    okButton = tk.Button(buttonsFrame, takefocus=1, text="OK")
    bindArrows(okButton)
    okButton.pack(
        expand=1, side=tk.LEFT, padx='3m', pady='3m', ipadx='2m', ipady='1m')

return

        selectAllButton = tk.Button(
            self.buttonsFrame, text="Select All", height=1, width=6)
        selectAllButton.pack(expand=tk.NO, side=tk.LEFT, padx='2m',
                             pady='1m',
                             ipady="1m", ipadx="2m")

        clearAllButton = tk.Button(self.buttonsFrame, text="Clear All",
                                   height=1, width=6)
        clearAllButton.pack(expand=tk.NO, side=tk.LEFT,
                            padx='2m', pady='1m',
                            ipady="1m", ipadx="2m")

        selectAllButton.bind("", self.choiceboxSelectAll)
        bindArrows(selectAllButton)
        clearAllButton.bind("", self.choiceboxClearAll)
        bindArrows(clearAllButton)